Ultrasonic cleaning machine for cleaning workpiece surface



FIG. 1 is a front elevational view of an ultrasonic cleaning machine for cleaning workpiece surface;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines shown on the bottom surface of the ultrasonic cleaning machine are included for the purpose of illustrating portions of the claimed design that form no part of the claimed design. 

CLAIM The ornamental design for an ultrasonic cleaning machine for cleaning workpiece surface, as shown and described. 